Colonel Thomas de Burgh 1670 – 18 December 1730), always named in his lifetime as Thomas Burgh, was an Irish military engineer, architect, and Member of the Parliament of Ireland. He designed a number of the large public buildings of Dublin including the old Custom House (1704–6), Trinity College Library (1712–33), Dr Steevens' Hospital (1719), the Linen Hall (1722), and the Royal Barracks (1701 onwards).